国家标准网 - 在线下载

ISO 13313 2017 Iron ores — Determination of sodium — Flame atomic absorption spectrometric method.pdf
ISO 13315-4 2017 Environmental management for concrete and concrete structures — Part 4 Environmental design of concrete structures.pdf
ISO 13317-2 2001 Determination of particle size distribution by gravitational liquid sedimentation methods — Part 2 Fixed pipette method.pdf
ISO 13317-3 2001 Determination of particle size distribution by gravitational liquid sedimentation methods — Part 3 X-ray gravitational technique.pdf
ISO 13317-4 2014 Determination of particle size distribution by gravitational liquid sedimentation methods — Part 4 Balance method.pdf
ISO 13318-1 2001 Determination of particle size distribution by centrifugal liquid sedimentation methods — Part 1 General principles and guidelines.pdf
ISO 13322-1 2014 Particle size analysis — Image analysis methods — Part 1 Static image analysis methods.pdf
ISO 13332 2000 Reciprocating internal combustion engines — Test code for the.pdf
ISO 13344 2015 Estimation of the lethal toxic potency of fire effluents.pdf
ISO 13350 2015 Fans — Performance testing of jet fans.pdf
ISO 13354 2014 Petroleum and natural gas industries — Drilling and production equipment — Shallow gas diverter equipment.pdf
ISO 13355 2016 Packaging — Complete, filled transport packages and unit loads — Vert.pdf
ISO 13356 2015 Implants for surgery — Ceramic materials based on yttria-stabilized tetragonal zirconia (Y-TZP).pdf
ISO 13357-1 2017 Petroleum products — Determination of the filterability of lubricating oils — Part 1 Procedure for oils in the presence of water.pdf
ISO 13357-2 2017 Petroleum products — Determination of the filterability of lubricating oils — Part 2 Procedure for dry oils.pdf
ISO 13362 2000 Flexible cellular polymeric materials — Determination of compression se.pdf
ISO 13363 2016 Rubber and plastics hoses for marine-engine wet-exhaust systems — Specification.pdf
ISO 13370 2017 Thermal performance of buildings — Heat transfer via the ground — Calculation methods.pdf
ISO 13373-2 2016 Condition monitoring and diagnostics of machines — Vibration condition monitoring — Part 2 Processing, analysis and presentation of vibration data.pdf
ISO 13373-3 2015 Condition monitoring and diagnostics of machines — Vibration condition monitoring — Part 3 Guidelines for vibration diagnosi.pdf
ISO 13374-4 2015 Condition monitoring and diagnostics of machine systems — Data processing, communication and presentation — Part 4 Presentation.pdf
ISO 13379-2 2015 Condition monitoring and diagnostics of machines — Data interpretation and diagnostics techniques — Part 2 Data-driven applications.pdf
ISO 13381-1 2015 Condition monitoring and diagnostics of machines — Prognostics — Part 1 General guidelines.pdf
ISO 13397-5 2015 Dentistry — Periodontal curettes, dental scalers and excavators — Part 5 Jacquette scalers.pdf
ISO 13400-4 2016 Road vehicles — Diagnostic communication over Internet Protocol (DoIP) — Part 4 Ethernet-based high-speed data link connector.pdf
ISO 13405-1 2015 Prosthetics and orthotics — Classification and description of prosthetic components — Part 1 Classification of prosthetic components.pdf
ISO 13405-2 2015 Prosthetics and orthotics — Classification and description of prosthetic components — Part 2 Description of lower limb prosthetic components.pdf
ISO 13405-3 2015 Prosthetics and orthotics — Classification and description of prosthetic components — Part 3 Description of upper limb prosthetic components.pdf
ISO 13424 2013 Surface chemical analysis — X-ray photoelectron spectroscopy — Reporting of results of thin-film analysis.pdf
ISO 13427 2014 Geosynthetics — Abrasion damage simulation (sliding block test).pdf
ISO 13460-1 2015 Agricultural irrigation equipment — Plastics saddles — Part 1 Polyethylene pressure pipes.pdf
ISO 13469 2014 Mechanical joining — Form-fit blind rivets and (lock) bolt joints — Specifications and qualification of testing procedures.pdf
ISO 13482 2014 Robots and robotic devices — Safety requirements for personal care robots.pdf
ISO 13491-1 2016 Financial services — Secure cryptographic devices (retail) — Part 1 Concepts, requirements and evaluation methods.pdf
ISO 13495 2013 Foodstuffs — Principles of selection and criteria of validation for varietal identification methods using specific nucleic acid.pdf
ISO 13503-6 2014 Petroleum and natural gas industries — Completion fluids and materials — Part 6 Procedure for measuring leakoff of completion fluids under dynamic conditions.pdf
ISO 13535 2000 Petroleum and natural gas industries — Drilling and production equipment — Hoisting equipment.pdf
ISO 13543 2016 Copper, lead, zinc and nickel sulfide concentrates — Determination of mass of contained metal in a lot.pdf
ISO 13547-1 2014 Copper, lead, zinc and nickel sulfide concentrates — Determination of arsenic — Part 1 Iron hydroxide concentration and inductively coupled plasma atomic emission spectrometric method.pdf
ISO 13547-2 2014 Copper, lead, zinc and nickel sulfide concentrates — Determination of arsenic — Part 2 Acid digestion and inductively coupled plasma atomic emission spectrometric.pdf
ISO 13563-2 2001 Single side loading fork-lift trucks — Part 2 Additional stability tests for trucks handling freight containers of 6 m length and above.pdf
ISO 13574 2015 Industrial furnaces and associated processing equipment — Vocabulary.pdf
ISO 13577-3 2016 Industrial furnaces and associated processing equipment — Safety — Part 3 Generation and use of protective and reactive atmosphere gases.pdf
ISO 13584-1 2001 Industrial automation systems and integration — Parts library — Part 1 Overview and fundamental principles.pdf
ISO 13612-1 2014 Heating and cooling systems in buildings — Method for calculation of the system performance and system design for heat pump systems — Part 1 Design and dimensioning.pdf
ISO 13612-2 2014 Heating and cooling systems in buildings — Method for calculation of the system performance and system design for heat pump systems — Part 2 Energy calculation.pdf
ISO 13629-2 2014 Textiles — Determination of antifungal activity of textile products — Part 2 Plate count method.pdf
ISO 13643-1 2017 Ships and marine technology — Manoeuvring of ships — Part 1 General concepts, quantities and test conditions.pdf
ISO 13643-2 2017 Ships and marine technology — Manoeuvring of ships — Part 2 Turning and yaw checking.pdf
ISO 13643-3 2017 Ships and marine technology — Manoeuvring of ships — Part 3 Yaw stability and steering.pdf
ISO 13643-4 2017 Ships and marine technology — Manoeuvring of ships — Part 4 Stopping, acceleration, traversing.pdf
ISO 13643-5 2017 Ships and marine technology — Manoeuvring of ships — Part 5 Submarine specials.pdf
ISO 13643-6 2017 Ships and marine technology — Manoeuvring of ships — Part 6 Model test specials.pdf
ISO 13655 2017 Graphic technology — Spectral measurement and colorimetric computation for graphic arts images.pdf
ISO 13674-2 2016 Road vehicles — Test method for the quantification of on-centre handl.pdf
ISO 13675 2013 Heating systems in buildings — Method and design for calculation of the system energy performance — Combustion systems (boilers).pdf
ISO 13686 2013 Natural gas — Quality designation.pdf
ISO 13687-1 2017 Tourism and related services — Yacht harbours — Part Minimum requirements for basic service level harbours.pdf
ISO 13687-2 2017 Tourism and related services — Yacht harbours — Part 2 Minimum requirements for intermediate service level harbours.pdf
ISO 13687-3 2017 Tourism and related services — Yacht harbours — Part 3 Minimum requirements for high service level harbours.pdf
ISO 13688 2013 Protective clothing — General requirements.pdf
ISO 13693-2 2015 Irrigation equipment — Safety devices for chemigation — Part 2 Chemigation valve assemblies from DN 75.pdf
ISO 137 2015 Wool — Determination of fibre diameter — Projection microscope method.pdf
ISO 13715 2017 Technical product documentation — Edges of undefined shape — Indication and dimensioning.pdf
ISO 13734 2013 Natural gas — Organic components used as odorants — Requirements and test methods.pdf
ISO 13750 2000 Textile floor coverings — Determination of resistance to staining by acid.pdf
ISO 13778 2017 Plain bearings — Quality assurance of thin-walled half bearings — Selective assembly of bearings to achieve a narrow clearance range.pdf
ISO 13786 2017 Thermal performance of building components — Dynamic thermal characteristics — Calculation methods.pdf
ISO 13789 2017 Thermal performance of buildings — Transmission and ventilation heat transfer coefficients — Calculation method.pdf
ISO 13793 2001 Thermal performance of buildings - Thermal design of foundations to avoid f.pdf
ISO 13802 2015 Plastics — Verification of pendulum impact-testing machines — Charpy, Izod.pdf
ISO 13803 2014 Paints and varnishes — Determination of haze on paint films at 20°.pdf
ISO 13843 2017 Water quality — Requirements for establishing performance characteristics of quantitative microbiological methods.pdf
ISO 13845 2015 Plastics piping systems — Elastomeric-sealing-ring-type socket joints for use with thermoplastic pressure pipes — Test method for leaktightness under internal pressure and with angular deflection.pdf
ISO 13846 2000 Plastics piping systems — End-load-bearing and non-end-load-bearing assemblies and joints for thermoplastics pressure piping — Test method for.pdf
ISO 13850 2015 Safety of machinery — Emergency stop function — Principles for design.pdf
ISO 13856-1 2013 Safety of machinery — Pressure-sensitive protective devices — Part 1 General principles for design and testing of pressure-sensitive mats and pressure-sensitive floors.pdf
ISO 13856-2 2013 Safety of machinery — Pressure-sensitive protective devices — Part 2 General principles for design and testing of pressure-sensitive edges and pressure-sensitive bars.pdf
ISO 13856-3 2013 Safety of machinery — Pressure-sensitive protective devices — Part 3 General principles for design and testing of pressure-sensitive bumpers, plates, wires and similar devices.pdf
ISO 13859 2014 Soil quality — Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC).pdf
ISO 13860 2016 Machinery for forestry — Forwarders — Terms, definitions and commercial specifications.pdf
ISO 13904 2016 Animal feeding stuffs — Determination of tryptophan content.pdf
ISO 13909-1 2016 Hard coal and coke — Mechanical sampling — Part 1 General introduction.pdf
ISO 13909-2 2016 Hard coal and coke — Mechanical sampling — Part 2 Coal — Sampling from moving streams.pdf
ISO 13909-3 2016 Hard coal and coke — Mechanical sampling — Part 3 Coal — Sampling from stationary lots.pdf
ISO 13909-4 2016 Hard coal and coke — Mechanical sampling — Part 4 Coal — Preparation of test samples.pdf
ISO 13909-5 2016 Hard coal and coke — Mechanical sampling — Part 5 Coke — Sampling from moving streams.pdf
ISO 13909-6 2016 Hard coal and coke — Mechanical sampling — Part 6 Coke — Preparation of test samples.pdf
ISO 13909-7 2016 Hard coal and coke — Mechanical sampling — Part 7 Methods for determining the precision of sampling, sample preparation and testing.pdf
ISO 13909-8 2016 Hard coal and coke — Mechanical sampling — Part 8 Methods of testing for bias.pdf
ISO 13910 2014 Timber structures — Strength graded timber — Test methods for structural properties.pdf
ISO 13913 2014 Soil quality — Determination of selected phthalates using capillary gas chromatography with mass spectrometric detection (GC MS).pdf
ISO 13929 2001 Small craft — Steering gear — Geared link systems.pdf
ISO 13930 2015 Iron ores for blast furnace feedstocks — Determination of low-temperature reduction-disintegration indices by dynamic method.pdf
ISO 13931 2013 Carbon fibre — Determination of volume resistivity.pdf
ISO 13933 2014 Steel and iron — Determination of calcium and magnesium — Inductively coupled plasma atomic emission spectrometric method.pdf
ISO 13934-2 2014 Textiles — Tensile properties of fabrics — Part 2 Determination of maximum force using the grab method.pdf
ISO 13935-1 2014 Textiles — Seam tensile properties of fabrics and made-up textile articles — Part 1 Determination of maximum force to seam rupture using the strip method.pdf
ISO 13935-2 2014 Textiles — Seam tensile properties of fabrics and made-up textile.pdf
ISO 13948-1 2015 Diesel engines — Fuel injection pumps and fuel injector low-pressure connections — Part 1 Threaded connections.pdf
ISO 13948-2 2016 Diesel engines — Fuel injection pumps and fuel injector low-pressure connections — Part 2 Non-threaded (push-on) connections.pdf
ISO 13951 2015 Plastics piping systems — Test method for the resistance of plastic pip.pdf
ISO 13976 2016 Hot-rolled steel sheet in coils of structural quality and heavy thickness.pdf
ISO 13995 2000 Protective clothing — Mechanical properties — Test method for the d.pdf
ISO 14001 2015 Environmental management systems — Requirements with guidance for use.pdf
ISO 14004 2016 Environmental management systems — General guidelines on implementatio.pdf
ISO 14021 2016 Environmental labels and declarations — Self-declared environmental claims (Type II environmental labelling).pdf
ISO 14034 2016 Environmental management — Environmental technology verification (ETV).pdf
ISO 14046 2014 Environmental management — Water footprint — Principles, requirements and guidelines.pdf
ISO 14052 2017 Environmental management — Material flow cost accounting — Guidance for practical implementation in a supply chain.pdf
ISO 14084-1 2015 Process diagrams for power plants — Part 1 Specification for diagrams.pdf
ISO 14084-2 2015 Process diagrams for power plants — Part 2 Graphical symbols.pdf
ISO 14085-1 2015 Aerospace series — Hydraulic filter elements — Test methods — Part 1 Test sequence.pdf
ISO 14085-2 2015 Aerospace series — Hydraulic filter elements — Test methods — Part 2 Conditioning.pdf
ISO 14085-3 2015 Aerospace series — Hydraulic filter elements — Test methods — Part 3 Filtration efficiency and retention capacity.pdf
ISO 14085-4 2015 Aerospace series — Hydraulic filter elements — Test methods — Part 4 Veri.pdf
ISO 14085-5 2015 Aerospace series — Hydraulic filter elements — Test methods — Part 5 Resistance to flow fatigue.pdf
ISO 14085-6 2015 Aerospace series — Hydraulic filter elements — Test methods — Part 6 Initial cleanliness level.pdf
ISO 14104 2017 Gears — Surface temper etch inspection after grinding, chemical method.pdf
ISO 14113 2013 Gas welding equipment — Rubber and plastics hose and hose assemblies for use with industrial gases up to 450 bar (45 MPa).pdf
ISO 14119 2013 Safety of machinery — Interlocking devices associated with guards — Principles for design and selection.pdf
iso 14119-1998 Safety of machinery — Interlocking devices.pdf
iso 14119-2013 Safety of machinery — Interlocking.pdf
ISO 14120 2015 Safety of machinery — Guards — General requirements for the design and construction of fixed and movable guards.pdf
ISO 14122-1 2016 Safety of machinery — Permanent means of access to machinery — Part 1 Choice of fixed means and general requirements of access.pdf
ISO 14122-2 2016 Safety of machinery — Permanent means of access to machinery — Part 2 Working platforms and walkways.pdf
ISO 14122-3 2016 Safety of machinery — Permanent means of access to machinery — Part 3 Stairs, stepladders and guard-rails.pdf
ISO 14122-4 2016 Safety of machinery — Permanent means of access to machinery — Part 4 Fixed ladders.pdf
ISO 14123-1 2015 Safety of machinery — Reduction of risks to health resulting from hazardous substances emitted by machinery — Part 1 Principles and specifications for machinery manufacturers.pdf
ISO 14123-2 2015 Safety of machinery — Reduction of risks to health resulting from hazardous substances emitted by machinery — Part 2 Methodology leading to verification procedures.pdf
ISO 1413 2016 Horology — Shock-resistant wrist watches.pdf
ISO 14132-1 2015 Optics and photonics — Vocabulary for telescopic systems — Part 1 General terms and alphabetical indexes of terms in ISO 14132.pdf
ISO 14132-2 2015 Optics and photonics — Vocabulary for telescopic systems — Part 2 Terms for binoculars, monoculars and spotting scopes.pdf
ISO 14132-4 2015 Optics and photonics — Vocabulary for telescopic systems — Part 4 Terms for astronomical telescopes.pdf
ISO 14133-1 2016 Optics and photonics — Specifications for binoculars, monoculars and spotting scopes — Part 1 General purpose instruments.pdf
ISO 14133-2 2016 Optics and photonics — Specifications for binoculars, monoculars and spotting scopes — Part 2 High performance instruments.pdf
ISO 14137 2015 Test conditions for wire electrical-discharge machines (wire EDM) — Testing of the accuracy.pdf
ISO 14171 2016 Welding consumables — Solid wire electrodes, tubular cored electrodes and electrode flux combinations for submerged arc welding of non alloy and fine grain steels —.pdf
ISO 14186 2013 Air cargo — Fire containment covers — Design, performance and testing requirements.pdf
ISO 14189 2013 Water quality — Enumeration of Clostridium perfringens — Method using membrane filtration.pdf
ISO 14199 2015 Health informatics — Information models — Biomedical Research Integrated Domain Group (BRIDG) Model.pdf
ISO 1421 2016 Rubber- or plastics-coated fabrics — Determination of tensile strength and e.pdf
ISO 14232-1 2017 Thermal spraying — Powders — Part 1 Characterization and technical supply conditions.pdf
ISO 14242-1 2014 Implants for surgery — Wear of total hip-joint prostheses — Part 1 Loading and displacement parameters for wear-testing machines and corresponding environmental conditions for test.pdf
ISO 14244 2014 Oilseed meals — Determination of soluble proteins in potassium hydroxide.pdf
ISO 14250 2000 Steel — Metallographic characterization of duplex grain size and distributions.pdf
ISO 14253-5 2015 Geometrical product specifications (GPS) — Inspection by measurement of workpieces and measuring equipment — Part 5 Uncertainty in verification testing of indicating measuring instruments.pdf
ISO 14270 2016 Resistance welding — Destructive testing of welds — Specimen dimensions and procedure for mechanized peel testing.pdf
ISO 14285 2014 Rubber and plastics gloves for food services — Limits for extractable substan.pdf
ISO 14289-1 2014 Document management applications — Electronic document file format enhancement for accessibility — Part 1 Use of ISO 32000-1 (PDF UA-1).pdf
ISO 14296 2016 Intelligent transport systems — Extension of map database specifications for applications of cooperative ITS.pdf
ISO 1431-3 2017 Rubber, vulcanized or thermoplastic — Resistance to ozone cracking — Part 3 Reference and alternative methods for determining the ozone concentration in laboratory test chambers.pdf
ISO 14317 2015 Sintered metal materials excluding hardmetals — Determination of compressive yield strength.pdf
ISO 14323 2015 Resistance welding — Destructive testing of welds — Specimen dimensions and procedure for impact tensile shear test and cross-tension testing of.pdf
ISO 1434 2016 Natural rubber in bales — Amount of bale coating — Determination.pdf
ISO 14343 2017 Welding consumables — Wire electrodes, strip electrodes, wires and rods for arc welding of stainless and heat resisting steels — Classification.pdf
ISO 14362-3 2017 Textiles — Methods for determination of certain aromatic amines derived from azo colorants — Part 3 Detection of the use of certain azo colorants, which may release 4-aminoazobenzene.pdf
ISO 1437 2017 Rubber compounding ingredients — Carbon black — Determination of sieve residue.pdf
ISO 1438 2017 Hydrometry — Open channel flow measurement using thin-plate weirs.pdf
ISO 14385-1 2014 Stationary source emissions — Greenhouse gases — Part 1 Calibration of automated measuring systems.pdf
ISO 14385-2 2014 Stationary source emissions — Greenhouse gases — Part 2 Ongoing quality control of automated measuring systems.pdf
ISO 14388-1 2014 Soil quality — Acid-base accounting procedure for acid sulfate soils — Part 1 Introduction and definitions, symbols and acronyms, sampling and sample.pdf
ISO 14388-2 2014 Soil quality — Acid-base accounting procedure for acid sulfate soils — Part 2 Chromium reducible sulfur (CRS) methodology.pdf
ISO 14388-3 2014 Soil quality — Acid-base accounting procedure for acid sulfate soils — Part 3 Suspension peroxide oxidation combined acidity and sulfur (SPOCAS) methodol.pdf
ISO 14404-3 2017 Calculation method of carbon dioxide emission intensity from iron and steel production — Part 3 Steel plant with electric arc furnace (EAF) and coal-based or gas-based dir.pdf
ISO 14405-3 2016 Geometrical product specifications (GPS) — Dimensional tolerancing — Part 3 Angular sizes.pdf
ISO 14408 2016 Tracheal tubes designed for laser surgery — Requirements for marking and accompanying information.pdf
ISO 14448 2016 Low modulus adhesives for exterior tile finishing.pdf
ISO 14453 2014 Pulps — Determination of acetone-soluble matter.pdf
ISO 14469 2017 Road vehicles — Compressed natural gas (CNG) refuelling connector.pdf
ISO 14490-6 2014 Optics and photonics — Test methods for telescopic systems — Part 6 Test methods for veiling glare index.pdf
ISO 14513 2016 Road vehicles — Pedestrian protection — Head impact test method.pdf
ISO 14532 2014 Natural gas — Vocabulary.pdf
ISO 14539 2000 Manipulating industrial robots — Object handling with grasp-type grippers — Vocabulary and presentation of characteristics.pdf
ISO 14544 2013 Fine ceramics (advanced ceramics, advanced technical ceramics) — Mechanical properties of ceramic composites at high temperature — Determination of compression properties.pdf
ISO 14554-1 2013 Quality requirements for welding — Resistance welding of metallic materials — Part 1 Comprehensive quality requirements.pdf
ISO 14554-2 2013 Quality requirements for welding — Resistance welding of metallic materials — Part 2 Elementary quality requirements.pdf
ISO 14555 2017 Welding — Arc stud welding of metallic materials.pdf
ISO 14558 2016 Rubber — Determination of residual unsaturation of hydrogenated nitrile butadiene rubber (HNBR) by infrared spectroscopy.pdf
ISO 14577-1 2015 Metallic materials — Instrumented indentation test for hardness and materials parameters — Part 1 Test method.pdf
ISO 14577-2 2015 Metallic materials — Instrumented indentation test for hardness and materials parameters — Part 2 Verification and calibration of testing machines.pdf
ISO 14588 2000 Blind rivets — Terminology and definitions.pdf
ISO 14589 2000 Blind rivets — Mechanical testing.pdf
ISO 14622 2000 Space systems — Structural design — Loads and induced environment.pdf
ISO 14638 2015 Geometrical product specifications (GPS) — Matrix model.pdf
ISO 14644-1 2015 Cleanrooms and associated controlled environments — Part 1 Classification of air cleanliness by particle concentration.pdf
ISO 14644-13 2017 Cleanrooms and associated controlled environments — Part 13 Cleaning of surfaces to achieve defined levels of cleanliness in terms of particle and chemical classifications.pdf
ISO 14644-14 2016 Cleanrooms and associated controlled environments — Part 14 Assessment of suitability for use of equipment by airborne particle concentration.pdf
ISO 14644-2 2015 Cleanrooms and associated controlled environments — Part 2 Monitoring to provide evidence of cleanroom performance related to air cleanliness by particle concentration.pdf
ISO 14683 2017 Thermal bridges in building construction — Linear thermal transmittance — Simplified methods and default values.pdf
ISO 14706 2014 Surface chemical analysis — Determination of surface elemental contamination on silicon wafers by total-reflection X-ray fluorescence (TXRF) spectroscopy.pdf
ISO 14708-3 2017 Implants for surgery — Active implantable medical devices — Part 3 Implantable neurostimulators.pdf
ISO 14713-1 2017 Zinc coatings — Guidelines and recommendations for the protection against corrosion of iron and steel in structures — Part 1 General principles of design and corrosion resistance.pdf
ISO 14713-3 2017 Zinc coatings — Guidelines and recommendations for the protection against corrosion of iron and steel in structures — Part 3 Sherardizing.pdf
ISO 14728-1 2017 Rolling bearings — Linear motion rolling bearings — Part 1 Dynamic load ratings and rating life.pdf
ISO 14728-2 2017 Rolling bearings — Linear motion rolling bearings — Part 2 Static load ratings.pdf
ISO 14729 2001 Ophthalmic optics — Contact lens care products — Microbiological requirements and test methods for products and regimens for hygienic management of contact lenses.pdf
ISO 14732 2013 Welding personnel — Qualification testing of welding operators and weld setters for mechanized and automatic welding of metallic materials.pdf
ISO 14780 2017 Solid biofuels — Sample preparation.pdf
ISO 14785 2014 Tourist information offices — Tourist information and reception services — Requirements.pdf